Analysis

  • max time kernel
    100s
  • max time network
    133s
  • platform
    windows7_x64
  • resource
    win7-20230621-en
  • resource tags

    arch:x64arch:x86image:win7-20230621-enlocale:en-usos:windows7-x64system
  • submitted
    02/07/2023, 01:17

General

  • Target

    Kirsty/lib/Bunifu.UI.WinForms.BunifuTextBox.xml

  • Size

    59KB

  • MD5

    b4aca46463c3f2cbe8091312ac00fe82

  • SHA1

    1d8316953ba71c6bbf0bab013c00d730259d5b23

  • SHA256

    2e81043a42ea70ff659fbd3791f41ab16c1e9ff33047010c489cb2ea0b0adafd

  • SHA512

    13d6edf2913dfa698f867af81c23403fd97b4a95fb9aba083f1bda4be41c0d91bc768205d088a69a97179f187c25b00cf92db15b6f42985a135b6522154fa225

  • SSDEEP

    1536:QHos9Icq/BMQgVIaw4kCoPiyEK3gLGPfiCeC3Q4qdkzyW/fkAsm9E9acJiljoyed:e

Score
1/10

Malware Config

Signatures

  • Modifies Internet Explorer settings 1 TTPs 38 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Program Files (x86)\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE
    "C:\Program Files (x86)\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE" /verb open "C:\Users\Admin\AppData\Local\Temp\Kirsty\lib\Bunifu.UI.WinForms.BunifuTextBox.xml"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1328
    • C:\Program Files (x86)\Internet Explorer\iexplore.exe
      "C:\Program Files (x86)\Internet Explorer\iexplore.exe" -nohome
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:576
      • C:\Program Files\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files\Internet Explorer\IEXPLORE.EXE" -nohome
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:320
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:320 CREDAT:275457 /prefetch:2
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:1540

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\TLULAID0\suggestions[1].en-US

          Filesize

          17KB

          MD5

          5a34cb996293fde2cb7a4ac89587393a

          SHA1

          3c96c993500690d1a77873cd62bc639b3a10653f

          SHA256

          c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

          SHA512

          e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

        • C:\Users\Admin\AppData\Local\Temp\Cab66B3.tmp

          Filesize

          62KB

          MD5

          3ac860860707baaf32469fa7cc7c0192

          SHA1

          c33c2acdaba0e6fa41fd2f00f186804722477639

          SHA256

          d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904

          SHA512

          d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

        • C:\Users\Admin\AppData\Local\Temp\Tar68C8.tmp

          Filesize

          164KB

          MD5

          4ff65ad929cd9a367680e0e5b1c08166

          SHA1

          c0af0d4396bd1f15c45f39d3b849ba444233b3a2

          SHA256

          c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6

          SHA512

          f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\SEOZM5YV.txt

          Filesize

          606B

          MD5

          cc2a7299a215a0ea46f661abf7e1eb00

          SHA1

          0939a0bedc6308a4735c014e5b85c2c38ed8e226

          SHA256

          e0f45d84a1e1c6481b0f3d58faa49d10f4cbf5abb6f2a15b456f2450b4bdd5a7

          SHA512

          48f4c229bab368ee71d34d94de76a6156efedc2fdacd95115c990d6aea0a0dc1a3b581cc1d716ac21218b7669426b17bb6b58e270d43c0e8d2ba8b97b48b9739